00:15:53.849  ========== Backtrace start: ==========
00:15:53.849  
00:15:53.849  in /home/vagrant/spdk_repo/spdk/test/rpc/rpc.sh:67 -> main([])
00:15:53.849       ...
00:15:53.849     62  	}
00:15:53.849     63  	
00:15:53.849     64  	$SPDK_BIN_DIR/spdk_tgt -e bdev &
00:15:53.849     65  	spdk_pid=$!
00:15:53.849     66  	trap 'killprocess $spdk_pid; exit 1' SIGINT SIGTERM EXIT
00:15:53.849  => 67  	waitforlisten $spdk_pid
00:15:53.849     68  	
00:15:53.849     69  	export PYTHONPATH=$PYTHONPATH:$testdir
00:15:53.849     70  	
00:15:53.849     71  	# basic integrity test
00:15:53.849     72  	rpc=rpc_cmd
00:15:53.849       ...
00:15:53.849  
00:15:53.849  ========== Backtrace end ==========
00:15:53.849  ========== Backtrace start: ==========
00:15:53.849  
00:15:53.849  in /home/vagrant/spdk_repo/spdk/test/common/autotest_common.sh:1111 -> run_test(["rpc"],["/home/vagrant/spdk_repo/spdk/test/rpc/rpc.sh"])
00:15:53.849       ...
00:15:53.849     1106		timing_enter $test_name
00:15:53.849     1107		echo "************************************"
00:15:53.849     1108		echo "START TEST $test_name"
00:15:53.849     1109		echo "************************************"
00:15:53.849     1110		xtrace_restore
00:15:53.849     1111		time "$@"
00:15:53.849     1112		xtrace_disable
00:15:53.849     1113		echo "************************************"
00:15:53.849     1114		echo "END TEST $test_name"
00:15:53.849     1115		echo "************************************"
00:15:53.849     1116		timing_exit $test_name
00:15:53.849       ...
00:15:53.849  in /home/vagrant/spdk_repo/spdk/autotest.sh:165 -> main(["/home/vagrant/spdk_repo/autorun-spdk.conf"])
00:15:53.849       ...
00:15:53.849     160 			fi
00:15:53.849     161 		fi
00:15:53.849     162 		timing_enter lib
00:15:53.849     163 	
00:15:53.849     164 		run_test "env" $rootdir/test/env/env.sh
00:15:53.849  => 165 		run_test "rpc" $rootdir/test/rpc/rpc.sh
00:15:53.849     166 		run_test "skip_rpc" $rootdir/test/rpc/skip_rpc.sh
00:15:53.849     167 		run_test "rpc_client" $rootdir/test/rpc_client/rpc_client.sh
00:15:53.849     168 		run_test "json_config" $rootdir/test/json_config/json_config.sh
00:15:53.849     169 		run_test "json_config_extra_key" $rootdir/test/json_config/json_config_extra_key.sh
00:15:53.849     170 		run_test "alias_rpc" $rootdir/test/json_config/alias_rpc/alias_rpc.sh
00:15:53.849       ...
00:15:53.849  
00:15:53.849  ========== Backtrace end ==========